Introduction to Unit Testing: Comparison of JUnit, Pytest, and Jest Frameworks
Compare the unit testing frameworks of three major programming languages: Java JUnit, Python Pytest, and JS Jest.
Hot NewsCode quality tools: ESLint, Pylint, SonarQube comparison
Compare three major code quality tools: ESLint (JS), Pylint (Python), and SonarQube (multilingual).
Hot NewsIntroduction to Regular Expressions: Common Syntax and Practical Examples
Common syntax for learning regular expressions: matching, grouping, quantifiers, character classes, with practical examples attached.
Hot NewsIntroduction to WebSocket Real time Communication: Comparison with HTTP Polling
Understanding the WebSocket protocol: the difference from traditional HTTP polling, suitable for real-time chatting and push notifications.
Hot NewsPrinciples of Database Indexing: B+Tree and Index Optimization Practice
Understand the underlying principles of database indexing: B+tree structure, and how to optimize indexing to improve query performance.
Hot NewsIntroduction to HTTPS and SSL/TLS Certificates: Let's Encrypt Free Certificate
Understand the working principle of HTTPS: SSL/TLS encryption, and apply for free certificates using Let's Encrypt.
Hot NewsSQL injection attack and defense: principles, detection, and repair
Understand the principles of SQL injection attacks and how to detect and defend against SQL injection vulnerabilities.
Hot NewsXSS Cross Site Script Attacks: Types, Hazards, and Defense
Understand the three types of XSS cross site scripting attacks: reflective, storage, DOM, and defense methods.
Hot NewsFirewall and WAF: Practical Application Firewall for Web Applications
Understanding WAF Web Application Firewall: Differences from Traditional Firewalls and Common WAF Products.
Hot NewsIdentity Authentication and SSO: Principles and Practices of Single Sign On
Understand the working principle of SSO single sign on: one login, access to all associated systems.